RF Loss - The Doctor Will See You Now!

“RF Loss” is the topic of the latest (May 10) episode of the “ARRL The Doctor is In” podcast. Listen…and learn!

Sponsored by DX Engineering, “ARRL The Doctor is In” is an informative discussion of all things technical. Listen on your computer, tablet, or smartphone — whenever and wherever you like!

Every 2 weeks, your host, QST Editor-in-Chief Steve Ford, WB8IMY, and the Doctor himself, Joel Hallas, W1ZR, will discuss a broad range of technical topics. You can also e-mail your questions to doctor@arrl.org, and the Doctor may answer them in a future podcast.

Enjoy “ARRL The Doctor is In” on Apple iTunes, or by using your iPhone or iPad podcast app (just search for “ARRL The Doctor is In”). You can also listen online at Blubrry, or at Stitcher (free registration required, or browse the site as a guest) and through the free Stitcher app for iOS, Kindle, or Android devices. If you’ve never listened to a podcast before, download our beginner’s guide.

VHF

Vertex VXD-720

May 22, 2015 No comments

Vertex VXD-720 Clear, Quality Communications 512 Channels and 512 Groups 5 Watts VHF / 4 Watts UHF VHF: 136 – 174 MHz UHF: 403 – 470 MHz; 450 – 512 MH... Read more

How To Program the Juentai JT-6188 / Zastone MP-300 Mobile Radio

October 28, 2015 No comments

Ham Radio 2.0: Episode 20 As a follow up to Episode 5, this video shows you how to program a repeater channel into the radio and save it into the memo... Read more

TYT TH-9000D – VHF

March 29, 2016 No comments

The TYT TH-9000 is the Amateur compliant transceiver, with commercial grade features. This radio can be used on the BC Forest Logging Roads, and can... Read more

Kenwood TK-D200GE VHF DMR Portable with GPS, Display and Keypad

February 24, 2015 No comments

Kenwood TK-D200GE Key Features TDMA DMR Digital Air Interface – 2 slot/1 carrier in 12.5kHz Complies with ETSI DMR Standard TS 10... Read more

Radioddity GD-55 Plus UHF 400-480MHz Waterproof DMR Digital Radio,10W with 2800mAh Battery Mototrbo Dual Time Slot (Tier I&II)

June 03, 2017 No comments

Brief introduction for Radioddity GD-55 Plus, A Practical DMR GD-55 Plus Differentiating Factors 10W High Power IP-67 Waterproofed Mototrbo Tie... Read more

Yaesu FT2DR – side by side with FT1DR [ Video ]

July 02, 2015 No comments

Yaesu FT2DR Eric VE2MEL received his new Yaesu FT2DR yesterday. Here’s our first video. The good news, it use the same fast charger as the FT1DR... Read more

Review

Yaesu FT-DX101D ! Watch the whole video as we ask Yaesu the questions you want answered!

February 08, 2019 No comments

Yaesu FT-DX101D Read more

Covering the Rules on Calling CQ [ ARRL PODCAST ]

April 04, 2019 No comments

Review of SDRplay SDRduo Two-Tuner SDR Radio

May 19, 2018 No comments

“SDRplay has done it again with an outstanding and technically sophisticated software-defined radio that even at $280 is still a bargain. The vi... Read more

Icom IC-7610 Real Time FT8 Diversity Reception

August 25, 2018 No comments

“Jarrad VK3BL demonstrates how to use Dual Watch and 2 instances of WSJT-X (the primary can TX as we will show in another video) to achieve a fo... Read more

Coaxial cable quality review

July 13, 2015 No comments

Coaxial cable quality review What to look for in a coaxial cable and at what price? Not all coaxial cables are constructed equal. This is what you sho... Read more

YAESU FT 891 Unpacking and First Look – Waters & Stanton Ltd

October 14, 2016 No comments

FT-891 HF+50Mhz ALL MODE MOBILE TRANSCEIVER The FT-891 HF All Mode Mobile Transceiver once again continues Yaesu‘s legacy for legendary receiver... Read more

Equipment

METROPWR FX775 – VECTOR POWER/SWR METER

November 09, 2018 No comments

METROPWR FX775, is a modern VECTOR POWER/SWR METER completely digital. It’s composed of a wattmeter and a power coupler for measurements up to 3/5kW. ... Read more

IC-R30 Communications Receiver [ Video ] HamFair

September 09, 2017 No comments

IC-R30 Communications Receiver (Handheld) The IC-R30 is the successor to the popular IC-R20 compact handheld receiver. The IC-R30 can listen to two si... Read more

Yaesu FT-DX101D/MP [ English Brochure ]

November 26, 2018 No comments

Yaesu FT-DX101D/MP The new FTDX101D is utilizing the latest SDR Technology and classified as our High-End HF line, the FTDX series, which amateurs hav... Read more

ES-4 Radio / Antenna Selector Switch between 3 radios and 5 antennas

July 06, 2018 No comments

ES-4 COMES AS A CONTROL UNIT AND A BASE (SWITCHING) UNIT THE BASE UNIT RECEIVES 12V POWER AND HAS ALL THE HEAVY COAXIAL CABLES CONNECTED TO IT. THER... Read more

Anan-100BE SDR multi-mode transceiver

October 04, 2015 No comments

The Apache Labs ANAN-100BE is an entry level, High Performance 100 watt HF + 6M Software Defined Radio multi-mode transceiver. The receiver is... Read more

DISCOVERY TX-500 – HF / 50MHZ

June 12, 2019 No comments

VIDEO Source: http://ea1uro.com/radio/tx500/ Ver essa foto no Instagram Discovery TX-500, Lab599 Uma publicação compartilhada por Labo... Read more

App - Mobile

New APP for digital QST

March 25, 2019 No comments

Apple has released a new app for digital QST (version 5.1) readers that use that platform. A long-standing problem involved the inability of some Appl... Read more

MacLoggerDX HD for iPad

December 12, 2014 No comments

MacLoggerDX HD is an Amateur Radio application that monitors the spots from your favourite DX Cluster for DXing, Contesting or casual rag-chewing. It... Read more

Top 5 Ham Radio App

September 11, 2016 No comments

Ham Radio App If you’re a member of ARRL, the national association for Amateur Radio, install this app and have QST, the ARRL membership journal... Read more

EchoLink for iOS version 2.10.18 is now available

May 07, 2018 No comments

EchoLink for iOS version 2.10.18 is now available in the App Store. This is a 64-bit build that is fully compatible with iOS 10 and modern iOS devices... Read more

iWSPR TX – WSPR for iOS version 2.8 now available

October 16, 2018 No comments

WSPR WSPR implements a protocol designed for probing potential propagation paths with low-power transmissions. Normal transmissions carry a station’s... Read more